CN206920941U - A kind of mixed power supply system - Google Patents
A kind of mixed power supply system Download PDFInfo
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- CN206920941U CN206920941U CN201720716519.9U CN201720716519U CN206920941U CN 206920941 U CN206920941 U CN 206920941U CN 201720716519 U CN201720716519 U CN 201720716519U CN 206920941 U CN206920941 U CN 206920941U
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Abstract
The utility model discloses a kind of mixed power supply system, it includes being capable of the solar photovoltaic generation system of automatically follow track of sun, wind power generating set, rectifier, PLC, off-network inverter, the alternating current of wind power generating set output enters in rectifier, the direct current of direct current and the rectifier output of solar photovoltaic generation system output or the direct current of only rectifier output enter in off-network inverter under the control action of PLC, and it is industrial-frequency alternating current to be powered to AC load that off-network inverter, which changes direct current,；The position that advantage allows for the sun in one day can constantly change, therefore enable solar photovoltaic generation system automatically follow track of sun, so as to substantially increase efficiency, while extend service life；Due to solar photovoltaic generation system can automatically follow track of sun, therefore when sun light intensity, this solar photovoltaic generation system is enough the main power supply source as large-tonnage all electric propulsion ship.
Description
Technical field
A kind of electric power system is the utility model is related to, more particularly, to a kind of mixed power supply system.
Background technology
Since the 1980s, the application of watercraft electric propulsion system is constantly expanding, with using traditional machine
The ship of tool propulsion mode is compared, using electric propulsion mode ship economy, vibration, noise, Ship Controling, arrangement and
Security reliability etc. has obvious advantage.Diesel Driven generator is mainly used using the ship of electric propulsion mode,
Can constant-speed operation, operating mode it is steady, and burn fully, waste gas discharge it is few, be the novel green of currently acquired shipping world's accreditation
Ship.However, using Diesel Driven generator, it still can produce waste gas discharge and there is fuel leakage polluted-water
May.
Solar energy has reserves big, excellent using economy, clean environment firendly etc. as a kind of new green regenerative energy sources
Point, it is a kind of current the most widely used new energy.New energy ship starts to occur since this century, especially with the sun
The small tonnage all electric propulsion ship of energy, wind energy and battery mixed power supply system starts in inland river or even coastal waters input examination
Boat, realizes ship no pollution, zero-emission in life cycle.In the small tonnage all electric propulsion ship of this new energy, mix
The heart that electric power system is whole ship is closed, however, by the solar photovoltaic generation system in mixed power supply system is used
Solar panels be typically fixed to ad-hoc location, but the irradiation position of the sun can become, therefore, photovoltaic hair
Electric system there is efficiency it is low the problem of, if always working under inefficient state, solar energy power generating system can be influenceed
The service life of system.In addition, to the low solar photovoltaic generation system of this efficiency is pushed away applied to the full electric power of large-tonnage
Enter in ship, then or Diesel Driven generator must be relied on as main power supply source, and only by solar photovoltaic generation system
As auxiliary power supply source be used for illuminate etc., still can so produce waste gas discharge and there is fuel leakage polluted-water can
Energy.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of mixed power supply system, its photovoltaic used
Electricity generation system can automatically follow track of sun, maximal efficiency, and can ensure to use its all electric propulsion ship operating mode
Steadily.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of mixed power supply system, its feature
Solar photovoltaic generation system, wind power generating set, rectifier, the PLC for being to include being capable of automatically follow track of sun are controlled
Device, off-network inverter, the alternating current of described wind power generating set output enter in described rectifier, described solar energy
The direct current or the direct current of only described rectifier output that the direct current of photovoltaic generating system output exports with described rectifier
Enter under the control action of described PLC in described off-network inverter, described off-network inverter conversion direct current
Electricity is industrial-frequency alternating current to be powered to AC load.
The output end of described wind power generating set is connected with the input of described rectifier, described rectifier it is defeated
Go out end, the input point that the output end of described solar photovoltaic generation system passes through first switch, described off-network inverter
It is not connected with described PLC, the output end of described off-network inverter exports industrial-frequency alternating current to be supplied to AC load
Electricity.Here, specifically define solar photovoltaic generation system, wind power generating set, rectifier, PLC, off-network inverter
Between annexation, the first switch wherein set between the output end and PLC of solar photovoltaic generation system is
In order to be powered when sun light intensity using solar photovoltaic generation system and wind power generating set simultaneously, and it is weak in sunshine
When be used only wind power generating set power；First switch can control disconnected open and close manually, or can also be controlled by PLC
Device control is disconnected open and close.
The mixed power supply system also includes battery pack, the direct current of described solar photovoltaic generation system output with it is described
Rectifier output direct current or only described rectifier output direct current under the control action of described PLC
Charged for described battery pack, the direct current of described battery pack output enters in described off-network inverter.Here, battery pack
As the energy-storage units in the mixed power supply system or energy snubber scheduling unit, in the mixed power supply system normal work,
Effective storage solar photovoltaic generation system and wind power generating set or the unnecessary electric energy that only wind power generating set is sent, when
Powered during the mixed power supply system efficiency deficiency from battery pack to AC load；Selection of Battery lithium battery in battery pack, select
Lithium battery replaces traditional lead-acid accumulator, can greatly enhance the service life and power supply capacity of battery pack.
The input of described battery pack is connected with described PLC, and the output end of described battery pack passes through
Two switches are connected with the input of described off-network inverter.Here, specifically define that battery pack and PLC and off-network are inverse
Become device annexation, the second switch wherein set between the input of the output end of battery pack and off-network inverter be in order to
Disconnect second switch when battery voltage is too low to prevent battery pack overdischarge from reducing the service life of battery pack；Second opens
Pass can control disconnected open and close manually, or can also be controlled by PLC disconnected open and close.
The mixed power supply system also includes charger, and the input of described charger accesses bank electricity electricity by the 3rd switch
Source, the output end of described charger are connected with the input of described battery pack.Here, by setting up charger, so when
Extreme weather is run into, and solar photovoltaic generation system and wind power generating set can not provide electric power, battery-powered also deficiency
When, it can be charged from shore electric power by charger to battery pack, recycle battery pack to carry out emergency service；3rd switch is general
For hand switch.
The mixed power supply system also includes a fixed seat for being used to support described solar photovoltaic generation system, described
The column that is movably set in by pedestal and vertically on described pedestal of fixed seat form, described solar photovoltaic generation system
By solar panels, there is the photovoltaic controller of rectification function, support component, azimuth controlling organization, elevation angle controlling organization, too
Positive automatic tracking controller composition, described column pass through described solar energy as the main support rod of described solar panels
Plate, and described solar panels is movably connected on described column and integral inclined, described photovoltaic controller conversion institute
The solar energy for the solar panels stated is electric energy, the output end of described photovoltaic controller by described first switch with it is described
PLC connects, and described support component includes secondary support bar and elastic triangular support bracket, and described secondary support bar is laterally put
Put and its one end is fixedly connected with described column, the supporting part of described elastic triangular support bracket is fixed with described column to be connected
Connect, the bottom of three elastic foots of described elastic triangular support bracket respectively with described solar panels is connected, described orientation
360 degree described of column of angle controlling organization driving, which rotates, drives described solar panels to be rotated in a plane to adjust for 360 degree
The azimuth of whole described solar panels, described elevation angle controlling organization are connected to described secondary support bar and the described sun
To adjust the elevation angle of described solar panels between the top of energy plate, described automatic sun tracking controller is installed on described
Solar panels top on, described automatic sun tracking controller utilizes the described azimuth control of sunray information control
Mechanism processed and described elevation angle controlling organization.If here, the mixed power supply system is applied to all electric propulsion ship, will fix
Seat is installed on the deck of ship；Multiple handgrips can be uniformly installed in circumferential on the perisporium of pedestal, can typically install three and grab
Hand, i.e., three handgrips are arranged in 120 degree of angles are separated by a circumference；Because column need to support solar panels, therefore column can
It is made of the material of high intensity, to improve intensity；The bottom of column can be connected by quill with pedestal；The middle part of column
It can be connected by quill with solar panels；Photovoltaic controller uses prior art；Automatic sun tracking controller senses too
Positive light information, and the azimuth according to sunray information controlling party parallactic angle controlling organization adjustment solar panels and elevation angle control
The elevation angle of institutional adjustment solar panels processed, so that solar panels being capable of automatically follow track of sun.
Described azimuth controlling organization includes motor base, azimuth control steering wheel, decelerator and pulley drive machine
Structure, described pulley transmission mechanism by the first belt pulley, the second belt pulley, be tensioned to described the first belt pulley and the second skin
Belt composition between the wheel shaft of belt wheel, described azimuth control steering wheel, described decelerator and the first described belt pulley
It is installed on described motor base, described azimuth controls steering wheel to be controlled by described automatic sun tracking controller, institute
The output shaft for the azimuth control steering wheel stated is connected with the input of described decelerator, the output end of described decelerator and institute
The the first belt pulley connection stated, the second described belt pulley tight set is loaded on described column.Here, azimuth control steering wheel by
Automatic sun tracking controller control work (forward or reverse) stops, and driving pulley is driven when azimuth control steering wheel works
Mechanism works, and drives column to rotate.
Described elevation angle controlling organization includes push rod, is built-in with the elevation angle control steering wheel and feed screw nut of decelerator
Pair, described push rod is placed vertically and its top is connected with the top of described solar panels, the bottom of described push rod and institute
The elevation angle control steering wheel connection stated, one end of the output shaft and described screw pair of described elevation angle control steering wheel connects
Connect, the other end of described screw pair is spirally connected with described secondary support bar, and described elevation angle controls steering wheel by described
Automatic sun tracking controller controls.Here, elevation angle control steering wheel by automatic sun tracking controller control work (rotate forward or
Reversion) or stop, elevation angle control steering wheel makes screw pair in the vertical direction move along a straight line when working, and is adjusted so as to reach
The purpose of the elevation angle of whole solar panels；The efficiency of solar panels is very low when in view of morning, the sun just rises, therefore now may be used
The elevation angle of solar panels is adjusted to 0 degree~70 degree.
Described automatic sun tracking controller is by sensor, sample circuit, amplifying circuit, A/D change-over circuits, microcontroller
Device forms, and described sensor includes tubular shell and four photo resistance, and the open top of described tubular shell is described
Tubular shell is installed on the top of described solar panels, and the axis of described tubular shell and described solar panels
Normal parallel, circumference of the photo resistance along described tubular shell described in four are uniformly arranged in described tubular shell
On the position of bottom, described photo resistance is connected perisporium with the input of described sample circuit, described sampling electricity
The output end on road is connected with the input of described amplifying circuit, and the output end of described amplifying circuit is changed with described A/D
The input connection of circuit, the output end of described A/D change-over circuits are connected with described microcontroller, described microcontroller
The described azimuth control steering wheel of control and described elevation angle control steering wheel.Here, the height of tubular shell can be designed as 5
~10 centimetres, and by the open top of tubular shell, can so block the sunshine of oblique fire；Photo resistance uses existing skill
Art, and sunray change of wherein symmetrical two photo resistance for sensing east-west direction, by adjusting solar panels
Realize that symmetrical two photo resistance in addition are used for the sunray change for sensing North and South direction, by adjusting too in azimuth
It is positive can the elevation angle of plate realize；When sunshine vertical irradiation is to solar panels, the sunray change of east-west direction is sensed
Two photo resistance receive intensity of solar radiation it is identical, output signal is zero after sampled circuit, when sunshine deviate too
During the primary optical axis of positive energy plate, the intensity of solar radiation of two photo resistance receiving of the sunray change of east-west direction is sensed not
Together, output bias signal after sampled circuit, signal sampling process is completed；Deviation signal changes electricity by amplifying circuit through A/D
Data signal is converted into behind road, steering and the angle of rotation of azimuth control steering wheel are determined according to the positive and negative and size of deviation signal
Degree, until less than precision allowed band, azimuth control steering wheel stopping action；Especially, when position between east and west or north-south orientation
When the light intensity difference variation word signal absolute value that two photo resistance are experienced is less than some setting threshold values, microcontroller is not sent out
The signal of the motor-driven work of azimuth control flaps is sold, when light intensity difference variation word signal absolute value exceedes setting threshold values, micro-control
Device processed just sends the rotation of signal controlling party parallactic angle control flaps machine, and the purpose so controlled is to improve economy；Sample circuit, amplification
Circuit, A/D change-over circuits use prior art；Microcontroller can use model STM32F3 single-chip microcomputer, and single-chip microcomputer judges
The main shaft of solar panels whether the face sun, controlled by the deviation adjusting azimuth of the main shafts of solar panels and ideal position
The motion state of steering wheel processed and elevation angle control steering wheel, so as to adjust the position of solar panels, refers to the main shaft of solar panels
To the sun, single-chip microcomputer controls steering wheel work or the technology stopped according to the information controlling party parallactic angle control flaps machine and elevation angle of input
It can be achieved.
Described wind power generating set is by wind energy conversion system, the double-fed wind power generator, the wind direction that match with described wind energy conversion system
Instrument is formed, and described wind energy conversion system is installed on one end of the shell of described double-fed wind power generator, and described anemoscope is installed on
The other end of the shell of described double-fed wind power generator, the shell of described double-fed wind power generator are movably installed in described
On the top of column, described anemoscope sensing wind direction is so that the impeller location adjustment of described wind energy conversion system, described wind energy conversion system
The described double-fed wind power generator of wheel rotation driving produce electric energy, the output end of described double-fed wind power generator with it is described
Rectifier input connection.Because double-fed wind power generator is low-speed generator, therefore not only eliminate the wind-force of low speed
Gear speed raising apparatus between machine and high-speed engine, the structure of wind power generating set is simplified, and it is easy to installation and maintenance；
It is capable of the position of adjust automatically wind energy conversion system using anemoscope, so that wind power generating set reaches peak efficiency；By double-fed wind-force
The shell of generator is movably installed on the top of column, can not only ensure wind power generating set box haul on column freely
Rotate, and can ensure there is enough wind-force.
Compared with prior art, the utility model has the advantage of：
1) position of the sun can constantly change during mixed power supply system of the present utility model is considered one day, therefore make
Solar photovoltaic generation system can automatically follow track of sun, so as to substantially increase the effect of solar photovoltaic generation system
Rate, while extend the service life of solar photovoltaic generation system.
2) mixed power supply system of the present utility model due to solar photovoltaic generation system can automatically follow track of sun,
Therefore when sun light intensity, this solar photovoltaic generation system is enough as the main of large-tonnage all electric propulsion ship
Power supply source.
Brief description of the drawings
Fig. 1 is the composition frame chart of mixed power supply system of the present utility model；
Fig. 2 is the group of the solar photovoltaic generation system and wind power generating set in mixed power supply system of the present utility model
Annexation figure into part and with fixed seat；
Fig. 3 is the automatic sun tracking controller in the solar photovoltaic generation system in the mixed power supply system of invention
Form structure chart.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
The utility model proposes a kind of mixed power supply system, as illustrated, it include being capable of automatically follow track of sun
Solar photovoltaic generation system 1, wind power generating set 2, rectifier 3, PLC 4, off-network inverter 5, wind-driven generator
The output end of group 2 is connected with the input of rectifier 3, and the irregular alternating current that wind power generating set 2 exports enters rectifier 3
In, the output end of rectifier 3, the output end of solar photovoltaic generation system 1 by first switch 61, off-network inverter 5 it is defeated
Enter end to be connected with PLC 4 respectively, the direct current that the direct current that solar photovoltaic generation system 1 exports exports with rectifier 3
Or the direct current of the only output of rectifier 3 enters in off-network inverter 5 under the control action of PLC 4, off-network inverter 5
It is industrial-frequency alternating current to be powered to AC load to change direct current.Here, the output end and PLC of solar photovoltaic generation system 1
The first switch 61 set between controller 4 is to when sun light intensity while use solar photovoltaic generation system 1
Power with wind power generating set 2, and powered when sunshine is weak using only wind power generating set 2；First switch 61 can be with
Control is disconnected open and close manually, or can also be controlled by PLC 4 disconnected open and close.
In this particular embodiment, the mixed power supply system also includes battery pack 7, and input and the PLC of battery pack 7 are controlled
Device 4 connects, what the direct current for direct current and rectifier 3 output that solar photovoltaic generation system 1 exports or only rectifier 3 exported
Direct current charges for battery pack 7 under the control action of PLC 4, the output end of battery pack 7 by second switch 62 with from
The input connection of net inverter 5, the direct current that battery pack 7 exports enter in off-network inverter 5.It is somebody's turn to do here, battery pack 7 is used as
Energy-storage units or energy snubber scheduling unit in mixed power supply system, in the mixed power supply system normal work, effectively
Storage solar photovoltaic generation system 1 and wind power generating set 2 or the unnecessary electric energy that only wind power generating set 2 is sent, when this
Powered during mixed power supply system efficiency deficiency from battery pack 7 to AC load；Selection of Battery lithium battery in battery pack 7, select
Lithium battery replaces traditional lead-acid accumulator, can greatly enhance the service life and power supply capacity of battery pack 7；Wherein battery pack
The second switch 62 set between 7 output end and the input of off-network inverter 5 is to make when 7 brownout of battery pack
Second switch 62 is disconnected to prevent the overdischarge of battery pack 7 from reducing the service life of battery pack 7；Second switch 62 can control manually
It is disconnected open and close, or can also be controlled by PLC 4 disconnected open and close.
In this particular embodiment, the mixed power supply system also includes charger 9, and the input of charger 9 passes through the 3rd
The access shore electric power of switch 63, the output end of charger 9 are connected with the input of battery pack 7.Here, by setting up charger 9,
So when running into extreme weather, and solar photovoltaic generation system 1 and wind power generating set 2 can not provide electric power, battery pack 7 supplies
It when electricity is also insufficient, can be charged from shore electric power by charger 9 to battery pack 7, recycle battery pack 7 to carry out emergency service；
3rd switch 63 generally hand switch.
In this particular embodiment, the mixed power supply system also includes one for supporting solar photovoltaic generation system 1
Fixed seat 8, fixed seat 8 is made up of pedestal 81 and the column being movably set in vertically on pedestal 81 82, solar energy power generating
System 1 is controlled by solar panels 11, the photovoltaic controller (not shown) with rectification function, support component 12, azimuth
Mechanism 13, elevation angle controlling organization 14, automatic sun tracking controller 15 form, main support of the column 82 as solar panels 11
Bar passes through solar panels 11, and it is on column 82 and integral inclined to be movably connected on solar panels 11, and photovoltaic controller is changed too
The solar energy of positive energy plate 11 is electric energy, and the output end of photovoltaic controller is connected by first switch 61 with PLC 4, support
Component 12 includes secondary support bar 121 and elastic triangular support bracket 122, and secondary support bar 121 is laterally disposed and its one end and column 82
It is fixedly connected, the supporting part 123 of elastic triangular support bracket 122 is fixedly connected with column 82, three of elastic triangular support bracket 122
Bottom of the elastic foot 124 respectively with solar panels 11 is connected, and azimuth controlling organization 13 drives column 82 to turn in the range of 360 degree
It is dynamic to drive solar panels 11 to be rotated in a plane to adjust the azimuth of solar panels 11, elevation angle controlling organization for 360 degree
14 are connected between the top of secondary support bar 121 and solar panels 11 to adjust the elevation angle of solar panels 11, the sun automatically with
Track controller 15 is installed on the top of solar panels 11, and automatic sun tracking controller 15 utilizes sunray information controlling party
Parallactic angle controlling organization 13 and elevation angle controlling organization 14.If here, the mixed power supply system is applied to all electric propulsion ship, incite somebody to action
Fixed seat 8 is installed on the deck of ship；Multiple handgrips 83 can be uniformly installed in circumferential on the perisporium of pedestal 81, can typically pacify
Three handgrips 83 are filled, i.e., three handgrips 83 are arranged in 120 degree of angles are separated by a circumference；Because column 82 need to support solar energy
Plate 11, therefore column 82 can use the material of high intensity to be made, to improve intensity；The bottom of column 82 can by quill with
Pedestal 81 connects；The middle part of column 82 can be connected by quill with solar panels 11；Photovoltaic controller uses prior art；
The sense sunlight line information of automatic sun tracking controller 15, and adjusted according to sunray information controlling party parallactic angle controlling organization 13
The azimuth of whole solar panels 11 and elevation angle controlling organization 14 adjust the elevation angle of solar panels 11, so that solar panels
11 being capable of automatically follow track of sun.
In this particular embodiment, azimuth controlling organization 13 includes motor base 131, azimuth control steering wheel 132, subtracted
Fast device 133 and pulley transmission mechanism, pulley transmission mechanism by the first belt pulley 134, the second belt pulley 135, be tensioned to
Belt 136 between the wheel shaft of one belt pulley 134 and the second belt pulley 135 forms, azimuth control steering wheel 132, decelerator 133
It is installed on the first belt pulley 134 on motor base 131, azimuth control steering wheel 132 is controlled by automatic sun tracking controller 15
System, the output shaft of azimuth control steering wheel 132 are connected with the input of decelerator 133, the output end of decelerator 133 and the first skin
Belt wheel 134 connects, and the tight set of the second belt pulley 135 is loaded on column 82.Here, azimuth control steering wheel 132 by the sun automatically with
Track controller 15 controls work (forward or reverse) or stopped, driving pulley transmission mechanism when azimuth control steering wheel 132 works
Work, column 82 is driven to rotate；Pulley transmission mechanism also other ripe can drive external component to rotate by existing
Drive mechanism substitute.
In this particular embodiment, elevation angle controlling organization 14 includes push rod 141, is built-in with the elevation angle control of decelerator
Steering wheel 142 and screw pair 143, push rod 141 is placed vertically and its top is connected with the top of solar panels 11, push rod 141
Bottom and elevation angle control steering wheel 142 be connected, one end of the output shaft and screw pair 143 of elevation angle control steering wheel 142
Connection, the other end of screw pair 143 are spirally connected with secondary support bar 121, and elevation angle controls steering wheel 142 by automatic sun tracking control
Device 15 processed controls.Here, elevation angle control steering wheel 142 by automatic sun tracking controller 15 control work (forward or reverse) or
Stop, elevation angle control steering wheel 142 makes the in the vertical direction of screw pair 143 move along a straight line when working, and is adjusted so as to reach
The purpose of the elevation angle of whole solar panels 11；The efficiency of solar panels 11 is very low when in view of morning, the sun just rises, therefore this
When the elevation angle of solar panels 11 can be adjusted to 0 degree~70 degree.
In this particular embodiment, automatic sun tracking controller 15 is by sensor 151, sample circuit 152, amplifying circuit
153rd, A/D change-over circuits 154, microcontroller 155 form, sensor 151 include tubular shell 156 and four photo resistance PD1,
PD2, PD3, PD4, the open top of tubular shell 156, tubular shell 156 is installed on the top of solar panels 11, and tubular
The axis of housing 156 and the normal parallel of solar panels 11, four photo resistance PD1, PD2, PD3, PD4 are along tubular shell 156
Circumference be uniformly arranged on the internal perisporium of tubular shell 156 on the position of bottom, four photo resistance PD1, PD2, PD3,
PD4 is connected with the input of sample circuit 152, and the output end of sample circuit 152 is connected with the input of amplifying circuit 153, is put
The output end of big circuit 153 is connected with the input of A/D change-over circuits 154, the output end and microcontroller of A/D change-over circuits 154
Device 155 connects, the controlling party parallactic angle control flaps machine 132 of microcontroller 155 and elevation angle control steering wheel 142.Here, can be by cylindrical case
The height of body 156 is designed as 5~10 centimetres, and by the open top of tubular shell 156, can so block the sun of oblique fire
Light；Four photo resistance PD1, PD2, PD3, PD4 use prior art, and wherein symmetrical two photo resistance PD1, PD2 are used
In the sunray change of sensing east-west direction, realized by adjusting the azimuth of solar panels 11, symmetrical two in addition
Photo resistance PD3, PD4 are used for the sunray change for sensing North and South direction, by adjusting the elevation angle of solar panels 11 come real
It is existing；When sunshine vertical irradiation is to solar panels 11, two photo resistance of the sunray change of east-west direction are sensed
The intensity of solar radiation that PD1, PD2 receive is identical, and output signal is zero after sampled circuit 152, when sunshine deviates solar energy
During the primary optical axis of plate 11, the solar radiation that two photo resistance PD1, PD2 of the sunray change of east-west direction receive is sensed
Intensity is different, output bias signal after sampled circuit 152, completes signal sampling process；Deviation signal passes through amplifying circuit
153, data signal is converted into after A/D change-over circuits 154, azimuth control flaps are determined according to the positive and negative and size of deviation signal
The steering of machine 132 and rotational angle, until less than precision allowed band, azimuth control steering wheel 132 stopping action；Especially,
When the light intensity difference variation word signal absolute value that two photo resistance of position between east and west or north-south orientation are experienced is less than some
When setting threshold values, microcontroller 155 does not send the signal for allowing azimuth control steering wheel 132 to act, when light intensity difference variation word
When signal absolute value exceedes setting threshold values, microcontroller 155 just sends signal controlling party parallactic angle control flaps machine 132 and rotated, so
The purpose of control is to improve economy；Sample circuit 152, amplifying circuit 153, A/D change-over circuits 154 use prior art；
Microcontroller 155 can use model STM32F3 single-chip microcomputer, single-chip microcomputer judge solar panels 11 main shaft whether face too
Sun, steering wheel 132 and elevation angle control flaps are controlled by the main shaft of solar panels 11 and the deviation adjusting azimuth of ideal position
The motion state of machine 142, so as to adjust the position of solar panels 11, the main shaft of solar panels 11 is set to point to the sun, single-chip microcomputer
It can be realized according to the technology that the information controlling party parallactic angle control flaps machine 132 and elevation angle of input control steering wheel 142 to work or stop.
In this particular embodiment, wind power generating set 2 is sent out by wind energy conversion system 21, with the double-fed wind-force that wind energy conversion system 21 matches
Motor 22, anemoscope 23 are formed, and wind energy conversion system 21 is installed on one end of the shell of double-fed wind power generator 22, and anemoscope 23 is installed on
The other end of the shell of double-fed wind power generator 22, the shell of double-fed wind power generator 22 are movably installed in the top of column 82
On, anemoscope 23 senses wind direction so that the impeller location adjustment of wind energy conversion system 21, the wheel rotation driving double-fed wind-force of wind energy conversion system 21
Generator 22 produces electric energy, and the output end of double-fed wind power generator 22 is connected with the input of rectifier 3.Because double-fed wind-force is sent out
Motor 22 is low-speed generator, therefore not only eliminates the dress of the gear speed raising between the wind energy conversion system 21 of low speed and high-speed engine
Put, simplify the structure of wind power generating set 2, and it is easy to installation and maintenance；Being capable of adjust automatically wind-force using anemoscope 23
The position of machine 21, so that wind power generating set 2 reaches peak efficiency；The shell of double-fed wind power generator 22 is movably installed in
On the top of column 82, it can not only ensure that the box haul of wind power generating set 2 freely rotates on column 82, and can ensure
There is enough wind-force.
In the present embodiment, PLC 4 uses prior art, and it controls the technology of other parts to realize；Off-network is inverse
Become device 5 and use prior art；Azimuth controls steering wheel 132 and elevation angle control steering wheel 142 to use existing steering wheel.
Claims (10)
- A kind of 1. mixed power supply system, it is characterised in that the solar energy power generating system including being capable of automatically follow track of sun System, wind power generating set, rectifier, PLC, off-network inverter, the alternating current of described wind power generating set output enter Enter in described rectifier, the direct current of described solar photovoltaic generation system output and the direct current of described rectifier output The direct current of electric or only described rectifier output enters described off-network inversion under the control action of described PLC In device, it is industrial-frequency alternating current to be powered to AC load that described off-network inverter, which changes direct current,.
- A kind of 2. mixed power supply system according to claim 1, it is characterised in that the output of described wind power generating set End is connected with the input of described rectifier, the output end of described rectifier, described solar photovoltaic generation system Output end is connected with described PLC respectively by the input of first switch, described off-network inverter, it is described from The output end of net inverter exports industrial-frequency alternating current to be powered to AC load.
- 3. a kind of mixed power supply system according to claim 2, it is characterised in that the mixed power supply system also includes battery Group, the direct current of the direct current of described solar photovoltaic generation system output and described rectifier output or only described whole The direct current of stream device output is that described battery pack charges under the control action of described PLC, described battery pack The direct current of output enters in described off-network inverter.
- 4. a kind of mixed power supply system according to claim 3, it is characterised in that the input of described battery pack and institute The PLC connection stated, the output end of described battery pack pass through second switch and the input of described off-network inverter Connection.
- 5. a kind of mixed power supply system according to claim 3 or 4, it is characterised in that the mixed power supply system also includes filling Electrical equipment, the input of described charger access shore electric power by the 3rd switch, the output end of described charger with it is described Battery pack input connection.
- A kind of 6. mixed power supply system according to any one of claim 2 to 4, it is characterised in that the mixed power supply system Also include a fixed seat for being used to support described solar photovoltaic generation system, described fixed seat is living by pedestal and vertically The dynamic column composition being arranged on described pedestal, described solar photovoltaic generation system by solar panels, there is rectification work( Photovoltaic controller, support component, azimuth controlling organization, elevation angle controlling organization, the automatic sun tracking controller composition of energy, Described column passes through described solar panels as the main support rod of described solar panels, and described solar panels is lived The dynamic solar energy for being connected to the described solar panels of on described column and integral inclined, described photovoltaic controller conversion is electricity Can, the output end of described photovoltaic controller is connected by described first switch with described PLC, described support Component includes secondary support bar and elastic triangular support bracket, and described secondary support bar is laterally disposed and its one end is consolidated with described column Fixed connection, the supporting part of described elastic triangular support bracket are fixedly connected with described column, described elastic triangular support bracket Bottom of three elastic foots respectively with described solar panels be connected, the described column of described azimuth controlling organization driving 360 degree rotate the solar panels described in driving and are rotated in a plane to adjust the azimuth of described solar panels for 360 degree, Described elevation angle controlling organization is connected between described secondary support bar and the top of described solar panels with described in adjustment Solar panels elevation angle, described automatic sun tracking controller is installed on the top of described solar panels, described Automatic sun tracking controller utilize the described azimuth controlling organization of sunray information control and described elevation angle control Mechanism processed.
- 7. a kind of mixed power supply system according to claim 6, it is characterised in that described azimuth controlling organization includes Motor base, azimuth control steering wheel, decelerator and pulley transmission mechanism, described pulley transmission mechanism is by the first belt Wheel, the second belt pulley, the belt composition being tensioned between the first described belt pulley and the wheel shaft of the second belt pulley, described side Parallactic angle control steering wheel, described decelerator and the first described belt pulley are installed on described motor base, described orientation Angle controls steering wheel to be controlled by described automatic sun tracking controller, the output shaft of described azimuth control steering wheel with it is described The input connection of decelerator, the output end of described decelerator are connected with the first described belt pulley, the second described belt Tight set is taken turns loaded on described column.
- 8. a kind of mixed power supply system according to claim 7, it is characterised in that described elevation angle controlling organization includes Push rod, the elevation angle control steering wheel and screw pair for being built-in with decelerator, described push rod is placed vertically and its top and institute The top connection for the solar panels stated, the bottom of described push rod are connected with described elevation angle control steering wheel, described height Angle control steering wheel output shaft be connected with one end of described screw pair, the other end of described screw pair with it is described Secondary support bar be spirally connected, described elevation angle controls steering wheel to be controlled by described automatic sun tracking controller.
- A kind of 9. mixed power supply system according to claim 8, it is characterised in that described automatic sun tracking controller It is made up of sensor, sample circuit, amplifying circuit, A/D change-over circuits, microcontroller, described sensor includes tubular shell With four photo resistance, the open top of described tubular shell, described tubular shell is installed on described solar panels On top, and the normal parallel of the axis of described tubular shell and described solar panels, the photo resistance edge described in four The circumference of described tubular shell is uniformly arranged on the internal perisporium of described tubular shell on the position of bottom, described light Quick resistance is connected with the input of described sample circuit, and the output end of described sample circuit is defeated with described amplifying circuit Enter end connection, the output end of described amplifying circuit is connected with the input of described A/D change-over circuits, described A/D conversions The output end of circuit is connected with described microcontroller, azimuth described in described microprocessor control control steering wheel and described Elevation angle control steering wheel.
- 10. a kind of mixed power supply system according to claim 6, it is characterised in that described wind power generating set is by wind-force Machine, the double-fed wind power generator to match with described wind energy conversion system, anemoscope form, and described wind energy conversion system is installed on described pair One end of the shell of wind-driven generator is presented, described anemoscope is installed on the another of the shell of described double-fed wind power generator End, the shell of described double-fed wind power generator are movably installed on the top of described column, described anemoscope sensing wind To so that the impeller location of described wind energy conversion system adjusts, the wheel rotation of described wind energy conversion system drives described double-fed wind generating Machine produces electric energy, and the output end of described double-fed wind power generator is connected with the input of described rectifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720716519.9U CN206920941U (en) | 2017-06-20 | 2017-06-20 | A kind of mixed power supply system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720716519.9U CN206920941U (en) | 2017-06-20 | 2017-06-20 | A kind of mixed power supply system |
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| CN206920941U true CN206920941U (en) | 2018-01-23 |
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| CN201720716519.9U Expired - Fee Related CN206920941U (en) | 2017-06-20 | 2017-06-20 | A kind of mixed power supply system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111555701A (en) * | 2020-04-30 | 2020-08-18 | 广东晟泰环保节能科技有限公司 | Photovoltaic power generation system |
| CN113175953A (en) * | 2021-04-28 | 2021-07-27 | 国网河南省电力公司检修公司 | Integrated SF6 gas online sensing device based on Internet of things |
-
2017
- 2017-06-20 CN CN201720716519.9U patent/CN206920941U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111555701A (en) * | 2020-04-30 | 2020-08-18 | 广东晟泰环保节能科技有限公司 | Photovoltaic power generation system |
| CN113175953A (en) * | 2021-04-28 | 2021-07-27 | 国网河南省电力公司检修公司 | Integrated SF6 gas online sensing device based on Internet of things |
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